MTK Engineering Mode - Advanced Settings & Tooling apk content rating is Everyone and can be downloaded and installed on android devices supporting 16 api and above.
The app provides access to Mtk android information on software and hardware features of an Mtk android phone, Testing of hardware features for troubleshooting purposes. It features: * Network, telephone information, LTE, modem, data settings, gprs and cdma, hspa. * Bluetooth connectivity settings, cds, FM, wifi, audio, camera, memory and power settings * USB, otg, sensor, video, location settings, battery log, mtklogger, touchscreen, uart/usb switch, band mode, antenna test, at command tool, AMR - WB on/off. etc
No root required
Please note that Samsung phones are not supported.